Teddy Atlas has sent a Muhammad Ali warning to Tyson Fury and has urged 'The Gypsy King' to stay retired from boxing. Fury recently announced through social media that he's calling time on his spectacular career.

The boxing world was handed a shock on Monday when former heavyweight world champion Tyson Fury announced his retirement from the sport … again.

Fury is one of the best fighters of his generation, reaching boxing's pinnacle as a heavyweight, but skeptics wonder whether this will stick

"The Gypsy King" now appears to be living the good life in retirement. In a picture posted by his wife, Paris, Fury is seen visiting Disneyland Paris alongside his wife and seven kids.

Boxing experts have sparked fresh debate over fantasy matchups between current and legendary heavyweight champions. Former trainer Teddy Atlas believes today's stars Anthony Joshua and Tyson Fury could have beaten Mike Tyson in his prime.